The decision means farmers in the western Minnesota county with flocks unaffected by the virus will be able to move poultry on and off their land without restrictions.
Minnesota farmers have lost more than 9 million chickens and turkeys to avian flu.
Even with near-ideal conditions in some places, Minnesota farmers might struggle to harvest a profit.
Minnesota's multi-billion-dollar food industry is trying to cope with major shifts in consumer attitudes, along with avian flu and drought in California.
The motorcyclist sustained a non-life threatening arm injury during the incident.
The report is far from definitive, calling for further study and saying the USDA can't point to a single statistically significant pathway for the current spread of bird flu.
The town of Cologne, just west of the Twin Cities, is turning to solar power to reduce its electricity bills.
The number of new Minnesota avian influenza cases is declining and some poultry farmers are restocking birds in their disinfected barns. But outbreaks continue to devastate farm families.
State Board of Animal Health officials say the virus appears to have hit a farm with more than 400,000 young chickens and a turkey flock of undetermined size.
Hoping to protect Minnesota's groundwater amid an irrigation boom, officials this season will have new power to levy up to $20,000 fines without going to court. Enforcement begins next month.
Lab tests recently confirmed the virus at the chicken farm. Workers are killing about 2 million birds at the facility to prevent the disease from spreading.
The Austin, Minn.- based maker of Spam and other foods posted a strong second quarter despite significant problems caused by the avian influenza outbreak.
Minnesota animal health officials canceled all bird exhibitions for 2015, including at the State Fair. While it minimizes the risk of flu spreading it also affects a longtime Minnesota tradition.
The Hormel division says the flu that's ravaged Minnesota turkey flocks leaves fewer birds to process. Layoffs start May 26.
Producers have lost millions from the spreading H5N2 virus. Farmers are keeping almost constant watch over their birds, supporting each other and wondering which farm will be next.